Dns Error Network Unreachable
Contents |
Support for security such as Firewalls and securing linux dns server unreachable Post Reply Print view Search Advanced search 5 posts
Error Network Unreachable Resolving
• Page 1 of 1 saeed Posts: 20 Joined: 2014/05/30 14:50:33 Network Unreachable
Named Error Network Unreachable
Error Quote Postby saeed » 2014/10/23 12:21:22 HiToday I noticed that I have some lines in my log files in /var/log/messages as
Bind Error Network Unreachable Resolving
follows:Code: Select allOct 23 11:39:03 server named[1585]: error (network unreachable) resolving './DNSKEY/IN': 2001:503:ba3e::2:30#53
Oct 23 11:39:03 server named[1585]: error (network unreachable) resolving './NS/IN': 2001:503:ba3e::2:30#53
Oct 23 11:39:03 server named[1585]: error (network unreachable) resolving 'dlv.isc.org/DNSKEY/IN': 2001:500:48::1#53
Oct 23 11:39:03 server named[1585]: error (network unreachable) resolving 'dlv.isc.org/DNSKEY/IN': error network unreachable resolving dnskey in 2001:4f8:0:2::19#53
Oct 23 11:39:03 server named[1585]: error (network unreachable) resolving 'ns.isc.afilias-nst.info/A/IN': 2001:500:2f::f#53
Oct 23 11:39:03 server named[1585]: error (network unreachable) resolving 'ns.isc.afilias-nst.info/AAAA/IN': 2001:500:2f::f#53
Oct 23 11:39:03 server named[1585]: error (network unreachable) resolving 'ns.isc.afilias-nst.info/A/IN': 2001:500:1::803f:235#53
Oct 23 11:39:03 server named[1585]: error (network unreachable) resolving 'ns.isc.afilias-nst.info/AAAA/IN': 2001:500:1::803f:235#53
Oct 23 11:39:03 server named[1585]: error (network unreachable) resolving 'ns.isc.afilias-nst.info/A/IN': 2001:503:c27::2:30#53
Oct 23 11:39:03 server named[1585]: error (network unreachable) resolving 'ns.isc.afilias-nst.info/AAAA/IN': 2001:503:c27::2:30#53
Oct 23 11:39:03 server named[1585]: error (network unreachable) resolving 'ns.isc.afilias-nst.info/A/IN': 2001:500:1a::1#53
Oct 23 11:39:03 server named[1585]: error (network unreachable) resolving 'dlv.isc.org/DNSKEY/IN': 2001:4f8:0:2::20#53
Oct 23 11:39:03 server named[1585]: error (network unreachable) resolving 'dlv.isc.org/DNSKEY/IN': 2001:500:60::29#53
Oct 23 11:39:03 server named[1585]: error (network unreachable) resolving 'ns1.isc.ultradns.net/A/IN': 2001:7fd::1#53
Oct 23 11:39:03 server named[1585]: error (network unreachable) resolving 'ns1.isc.ultradns.net/AAAA/IN': 2001:7fd::1#53
Oct 23 11:39:04 server named[1585]: error (network unreachable) resolving 'ns2.isc.ultradns.net/A/IN': 2610:a1:1014::
network unreachable in /log/messages 6 posts / 0 new Log in or register to post comments Last post #1 Wed, 07/09/2014 - 07:46 drguild Bind 9, network unreachable in /log/messages error 10051 network unreachable Have a strange thing I run virtualmin on my system has bind what does dns server unavailable mean etc setup but I don't do any public DNS stuff its only for my local lan. I error (network unreachable) resolving ubuntu checked some logs out of interest and noticed Bind9 is spewing network unreachable messages on load. The amount of messages is too long (a few hundred lines of it) so http://www.centos.org/forums/viewtopic.php?t=49173 here is the start of bind to a few of these messages. Everything is pretty much a default install my dms enteries are my ISP ones with my server (itself) 127.0.0.1 and 192.168.1.1 listed first. My search DNS server is set as itself was set to my isp for some reason I think postfix did that as I use https://www.virtualmin.com/node/33657 my external hostname which is my-static-ip.ispdomain.com.au. Apart fromt that I don't know how to fix this or turn whatever feature off if I don't need it. Any clues on this? Jul 7 20:51:42 server named[15364]: ----------------------------------------------------
Jul 7 20:51:42 server named[15364]: BIND 9 is maintained by Internet Systems Consortium,
Jul 7 20:51:42 server named[15364]: Inc. (ISC), a non-profit 501(c)(3) public-benefit
Jul 7 20:51:42 server named[15364]: corporation. Support and training for BIND 9 are
Jul 7 20:51:42 server named[15364]: available at https://www.isc.org/support
Jul 7 20:51:42 server named[15364]: ----------------------------------------------------
Jul 7 20:51:42 server named[15364]: adjusted limit on open files from 4096 to 1048576
Jul 7 20:51:42 server named[15364]: found 2 CPUs, using 2 worker threads
Jul 7 20:51:42 server named[15364]: using up to 4096 sockets
Jul 7 20:51:42 server named[15364]: loading configuration from '/etc/named.conf'
Jul 7 20:51:42 server named[15364]: reading built-in trusted keys from file '/etc/named.iscdlv.key'
Jul 7 20:51:42 server named[15364]: using default UDP/IPv4 port range: [1024, 65535]
Jul 7 20:51:42 server named[15364]: using default UDP/IPv6 port range: [1024, 65535]
Jul 7 20:51:42 server
New Member Hi, I would like to get some ideas about troubleshooting this issue and resolve it. I have a new install https://www.howtoforge.com/community/threads/solved-nameserver-not-working.70840/ with Debian 8 which went OK. I am using NGINX, so I had to improvise a little from the standard Server guide for Debian with Apache .... install. Glue http://forum.directadmin.com/showthread.php?t=45684 settings are set up at the Domain manager and I can ping the servers IP and ping the name servers by name, but cannot ping added websites or the main network unreachable server address by name or of course browse the sites. Anything that is using DNS is broken. Logs show network unreachable and DNS client cache query failing with denied. ISPCONFIG DNS ZONE for server Code: A h1-server.com. 188.226.193.152 0 3600 A mail 188.226.193.152 0 3600 A www 188.226.193.152 0 3600 MX h1-server.com. mail.h1-server.com. 10 3600 NS h1-server.com. ns1.h1-server.com. 0 3600 error network unreachable NS h1-server.com. ns2.h1-server.com. 0 3600 ping from home desktop to server h1-server.com Code: ping: unknown host h1-server.com ping from home desktop to server ns2.h1-server.com Code: PING ns2.h1-server.com (188.226.193.152) 56(84) bytes of data. 64 bytes from 188.226.193.152: icmp_seq=1 ttl=48 time=164 ms 64 bytes from 188.226.193.152: icmp_seq=2 ttl=48 time=164 ms 64 bytes from 188.226.193.152: icmp_seq=3 ttl=48 time=164 ms Here are some logs I have. daemon.log Code: Aug 19 22:11:17 cirrus named[573]: error (network unreachable) resolving 'e.ntpns.org/A/IN': 2a01:608:ffff:a011::200#53 Aug 19 22:11:17 cirrus named[573]: error (network unreachable) resolving 'a.ntpns.org/A/IN': 2001:500:2e::1#53 Aug 19 22:11:17 cirrus named[573]: error (network unreachable) resolving 'i.ntpns.org/A/IN': 2a01:608:ffff:a011::200#53 Aug 19 22:11:17 cirrus named[573]: error (network unreachable) resolving 'i.ntpns.org/AAAA/IN': 2a01:608:ffff:a011::200#53 Aug 19 22:11:17 cirrus named[573]: error (network unreachable) resolving 'e.ntpns.org/AAAA/IN': 2a01:608:ffff:a011::200#53 Aug 19 22:11:17 cirrus named[573]: error (network unreachable) resolving 'e.ntpns.org/A/IN': 2001:500:2e::1#53 Aug 19 22:11:17 cirrus named[573]: error (network unreachable) resolving 'a.ntpns.org/AAAA/IN': 2001:500:2e::1#53 Aug 19 22:11:27 cirrus named[573]: error (network unreachable) resolving 'ntp.org/DS/IN': 2001:500:c::1#53 Aug 19 22:11:27 cirrus ntpd_intres[1258]: DNS 0.debian.pool.ntp.org -> 146.185.130.223 Aug 19 22:11:29 cirrus named[573]: client 67.215.86.19#54127 (ns1.h1-server.com): query (cache) 'ns1.h1-server.com/A/IN' denied Aug 19 22:11:29 ci
visit, be sure to check out the FAQ by clicking the link above. You may have to register before you can post: click the register link above to proceed. To start viewing messages, select the forum that you want to visit from the selection below. Results 1 to 5 of 5 Thread: dns errors related to ipv6 Thread Tools Show Printable Version Email this Page… Display Linear Mode Switch to Hybrid Mode Switch to Threaded Mode 02-12-2013,12:10 PM #1 ditto View Profile View Forum Posts Verified User Join Date Apr 2009 Posts 1,815 dns errors related to ipv6 Ever since I upgraded from CentOS 6.2 to CentOS 6.3 in july 2012, I have been getting these errors regarding named in logwatch report every day: Code: error (network unreachable) resolving 'dlv.isc.org/DNSKEY/IN': 2001:4f8:0:2::19#53: 5 Time(s) error (network unreachable) resolving 'dlv.isc.org/DNSKEY/IN': 2001:4f8:0:2::20#53: 7 Time(s) error (network unreachable) resolving 'dlv.isc.org/DNSKEY/IN': 2001:500:2c::254#53: 4 Time(s) error (network unreachable) resolving 'dlv.isc.org/DNSKEY/IN': 2001:500:60::29#53: 6 Time(s) error (network unreachable) resolving 'dlv.isc.org/DNSKEY/IN': 2001:500:60::30#53: 5 Time(s) error (network unreachable) resolving 'dlv.isc.org/DNSKEY/IN': 2001:500:71::29#53: 6 Time(s) error (network unreachable) resolving 'dlv.isc.org/DNSKEY/IN': 2001:500:71::30#53: 5 Time(s) error (network unreachable) resolving 'dlv.isc.org/DNSKEY/IN': 2001:500:c::1#53: 1 Time(s) error (network unreachable) resolving 'ns.isc.afilias-nst.info/A/IN': 2a01:8840:9::1#53: 1 Time(s) error (network unreachable) resolving 'ns.isc.afilias-nst.info/AAAA/IN': 2a01:8840:9::1#53: 1 Time(s) error (network unreachable) resolving 'ns1.isc.ultradns.net/A/IN': 2001:502:f3ff::1#53: 5 Time(s) error (network unreachable) resolving 'ns1.isc.ultradns.net/A/IN': 2610:a1:1014::1#53: 2 Time(s) error (network unreachable) resolving 'ns1.isc.ultradns.net/A/IN': 2610:a1:1015::1#53: 1 Time(s) error (network unreachable) resolving 'ns1.isc.ultradns.net/A/IN': 2610:a1:1016::1#53: 2 Time(s) error (network unreachable) resolving 'ns1.isc.ultradns.net/AAAA/IN': 2001:502:f3ff::1#53: 4 Time(s) error (network unreachable) resolving 'ns1.isc.ultradns.net/AAAA/IN': 2610:a1:1014::1#